Network Engineer

CERTIS TECH-OPS AND SERVICES PTE. LTD.


Date: 2 days ago
Area: Singapore, Singapore
Salary: SGD 5,000 - SGD 7,500 per month
Contract type: Full time

Responsibilities

1. Network Management

  • Design, implement, and maintain network infrastructure including routers, switches, firewalls, and VPNs.
  • Monitor network performance and troubleshoot issues to ensure optimal operation.
  • Ensure network security through best practices and security protocols.

2. Cloud Infrastructure Management

  • Deploy, manage, and scale cloud resources (e.g., virtual machines, storage, databases) on AWS, Azure, or Google Cloud.
  • Configure and manage cloud networking components (VPCs, subnets, NACLs, security groups).
  • Automate infrastructure deployment using tools like Terraform, Ansible, or CloudFormation.
  • Set up and manage AWS Direct Connect between on-premises and cloud environments.

3. Integration & Optimization

  • Integrate on-premises network infrastructure with cloud platforms to ensure seamless connectivity.
  • Optimize cloud resource usage and cost efficiency.
  • Implement and maintain disaster recovery and backup solutions.

4. Security & Compliance

  • Ensure compliance with relevant industry standards and regulations.
  • Implement security measures to protect data and infrastructure from threats.

5. Vendor Management

  • Manage relationships with vendors and service providers to ensure timely delivery and service quality.
  • Evaluate vendor performance and negotiate contracts for optimal terms.

Requirements

  • Diploma or Bachelor’s degree in Information Technology, Information Systems, Computer Science, or related field.
  • Certifications in at least one of the following: Cisco (CCNA/CCNP), Fortinet NSE4, AWS Solutions Architect Associate.
  • Minimum 5 years of experience in network operations and implementation.
  • Proficient with Cisco, Palo Alto, Fortinet, and cloud platforms (AWS/Azure).
  • Strong understanding of IP protocols (ICMP, UDP, TCP), routing protocols (BGP, OSPF), QoS, MPLS, and Ethernet technologies (STP, RSTP, VLANs).
  • Skilled in troubleshooting complex network issues and diagnostics.
  • Knowledge of change management and version control.
  • Familiarity with IP address management and subnetting.
  • Experience with monitoring tools such as PRTG and SolarWinds.
  • Strong communication skills with the ability to convey technical concepts to various stakeholders.
  • Excellent attention to detail and organizational skills.
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